In this Facebook photo, one can see the distinct interface, curved edges, and... more

In this Facebook photo, one can see the distinct interface, curved edges, and pitch and modulation wheels of an M-Audio Keystation controller behind the ice cream cup in the photo. The number of keys would suggest that it is the 49-key model.

In this Instagram pic captioned, "Preparing ourselves for the awesomes Matrix... more

In this Instagram pic captioned, "Preparing ourselves for the awesomes Matrix Club Tirana and Ministry Of Sound London this weekend! Can't wait, see you there!", Roul and Doors can be seen in front of their studio setup, where you can spot their Korg microKEY25 USB MIDI Keyboard.